Key Takeaway

Plant #26 is a intermittent surface mine producing SandAndGravel, located in Mosinee, Marathon County, WI. It has 36 violations on record (6 S&S) and $5K in proposed penalties. Operated by Milestone Materials Div/Mathy Construction Co.

Plant #26

Intermittent Surface SandAndGravel

Operator: Milestone Materials Div/Mathy Construction Co

Controller: Mathy Construction Company

Location: Mosinee, Marathon County, WI

Employees: 3

36
Violations
6
S&S Violations
33
Accidents
$5K
Penalties

Recent Violations

View all 36 →
Date Section S&S Negligence Penalty
06/12/2024 56.15003 Non-S&S HighNegligence $147
08/25/2021 56.6202(a)(5) Non-S&S ModNegligence $159
10/16/2019 56.14132(a) Non-S&S ModNegligence $121
10/16/2019 56.14101(a)(2) Non-S&S ModNegligence $121
10/09/2019 56.14207 Non-S&S ModNegligence $121
10/09/2019 46.8(a) Non-S&S HighNegligence $135
10/09/2019 46.5(a) S&S HighNegligence $1,086
04/03/2019 56.14101(a)(2) Non-S&S ModNegligence $121
08/14/2018 56.14101(a)(2) Non-S&S ModNegligence $118
10/14/2015 56.11027 Non-S&S ModNegligence $100
10/14/2015 56.11027 Non-S&S ModNegligence $100
10/28/2014 56.14100(b) Non-S&S ModNegligence $100
11/14/2011 56.14100(b) Non-S&S LowNegligence $100
11/14/2011 56.12008 Non-S&S LowNegligence $100
10/27/2010 56.14112(a)(1) Non-S&S ModNegligence $100
11/04/2009 56.12004 Non-S&S ModNegligence $100
11/04/2009 56.12008 Non-S&S ModNegligence $100
11/04/2009 56.12004 S&S ModNegligence $150
05/27/2009 56.12008 Non-S&S LowNegligence $100
05/27/2009 56.12008 Non-S&S ModNegligence $100

Accidents & Injuries

View all 33 →
Date Classification Injury Days Lost
06/17/2025 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None
07/25/2024 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 3d lost
07/16/2024 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 1d lost
11/15/2023 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 5d lost, 36d restricted
03/21/2023 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None
05/01/2022 HANDLING OF MATERIALS DYS AWY FRM WRK & RESTRCTD ACT 2d lost, 18d restricted
08/07/2019 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 12d lost, 54d restricted
08/06/2018 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 2d lost, 1d restricted
10/17/2017 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
03/21/2017 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 5d lost, 3d restricted

Inspections

View all 32 →
Begin End Hours Inspectors
06/27/2025 06/27/2025 9.50 1
03/18/2025 03/18/2025 20.00 1
06/10/2024 06/26/2024 23.50 1
09/19/2023 09/19/2023 8.00 1
08/02/2023 08/02/2023 13.75 1
07/19/2022 07/19/2022 1.50 1
02/09/2022 02/10/2022 16.00 1
08/25/2021 08/25/2021 7.00 1
10/08/2019 10/21/2019 44.00 1
04/03/2019 04/10/2019 58.00 1

Mine Details

MSHA Mine ID4702928
Mine TypeSurface
StatusIntermittent
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees3
Days/Week5.0
Hours/Shift10.0
Coordinates43.8963880, -91.2250000
Nearest TownMosinee

Frequently Asked Questions

How many MSHA violations does Plant #26 have?

Plant #26 has 36 MSHA violations on record, of which 6 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $5K.

What type of mine is Plant #26?

Plant #26 is a Surface mine producing SandAndGravel, located in Mosinee, Marathon County, WI. It currently has 3 employees.

Has anyone been injured or killed at Plant #26?

According to MSHA records, Plant #26 has 33 reported accident/injury records and 0 fatalities on file.

Who operates Plant #26?

Plant #26 is operated by Milestone Materials Div/Mathy Construction Co and controlled by Mathy Construction Company. MSHA Mine ID: 4702928.